Sandisk

X400 2.5 7MM 512GB

X400 2.5 7MM 512GB
BENCHMARKS (550)
MKT (0%)
BUILDS
(0)

Effective Speed -31%Effective Speed -31%Average Score -38%Read -6%, Write -15%, 4K Read -57%, 4K Write -67%, Mixed -29%, 4K Mixed -72%, SusWrite -18%Peak Score -17%Read -2%, Write -3%, 4K Read -26%, 4K Write -22%, Mixed -5%, 4K Mixed -33%, SusWrite -28%Value & Sentiment User Rating -14%, Market Share -∞%Nice To Haves -21%DQ Read 1%, DQ Write -25%, DQ Mixed -42%, ADQ Read -13%, ADQ Write -23%, ADQ Mixed -61%, Age 3%, AS-SSD Total -10%

Average Bench: 74.9% (576^th of 1072)

Based on 550 user benchmarks. Model: SanDisk X400 2.5 7MM 512GB

Poor: 53%Average: 74.9% Great: 99%

Popular builds with this SSD

Good average bench

The Sandisk X400 2.5 7MM 512GB averaged 25.1% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 162MB/s

Avg. 4K-64Thread Read Speed 289MB/s

See where your SSD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 512GB is 45.4%. This is a relatively wide range which indicates that the Sandisk X400 2.5 7MM 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 252MB/s

Avg. Sequential Mixed IO Speed 278MB/s

Average Bench

(Based on 550 samples)

Rank 57674.9%

Min	Avg	Max
344	Read 433	499
234	Write 352	472
187	Mixed 278	404
96.1	SusWrite 252	303
73.7% 329 MB/s

Min	Avg	Max
10.2	4K Read 21.9	34
18.2	4K Write 52.4	99.9
10.1	4K Mixed 26.1	43.7
94.5% 33.5 MB/s

Min	Avg	Max
21.6	DQ Read 289	370
53.6	DQ Write 234	286
12.2	DQ Mixed 162	233
148% 228 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

FRA-User, 3 months ago.

422GB free (System drive)

Firmware: 0012

SusWrite @10s intervals: 294 265 266 267 266 265 MB/s

90.9% Outstanding

Write 352

Mixed 229

SusWrite 271

72% 321 MB/s

4K Read 25.3

4K Write 80.7

4K Mixed 44.1

138% 50 MB/s

DQ Read 341

DQ Write 275

DQ Mixed 171

165% 262 MB/s

USA-User, 1 month ago.

216GB free (System drive)

Firmware: X4152012

SusWrite @10s intervals: 306 292 290 281 275 283 MB/s

83.8% Excellent

Write 328

Mixed 258

SusWrite 288

73% 325 MB/s

4K Read 23.2

4K Write 79.5

4K Mixed 28.8

114% 43.8 MB/s

DQ Read 363

DQ Write 283

DQ Mixed 208

187% 285 MB/s

CAN-User, 3 months ago.

421GB free (System drive)

Firmware: X4130012

SusWrite @10s intervals: 231 247 229 233 235 236 MB/s

63.1% Good

Write 252

Mixed 208

SusWrite 235

58% 259 MB/s

4K Read 13.5

4K Write 31.6

4K Mixed 24

68% 23 MB/s

DQ Read 360

DQ Write 238

DQ Mixed 184

168% 261 MB/s

USA-User, 2 months ago.

240GB free (System drive)

Firmware: X4152012

SusWrite @10s intervals: 255 209 237 254 241 224 MB/s

61% Good

Write 360

Mixed 265

SusWrite 237

71% 315 MB/s

4K Read 15.5

4K Write 27.1

4K Mixed 20.7

64% 21.1 MB/s

DQ Read 287

DQ Write 179

DQ Mixed 206

161% 224 MB/s

USA-User, 2 months ago.

381GB free (System drive)

Firmware: X4152012

SusWrite @10s intervals: 259 253 247 273 258 271 MB/s

53.9% Above average

Write 350

Mixed 230

SusWrite 260

64% 283 MB/s

4K Read 12

4K Write 26.2

4K Mixed 13.5

49% 17.2 MB/s

DQ Read 294

DQ Write 207

DQ Mixed 176

152% 226 MB/s

GRC-User, 1 day ago.

123GB free (System drive)

Firmware: X4152012

SusWrite @10s intervals: 174 196 52 58 158 60 MB/s

43.3% Average

Write 211

Mixed 219

SusWrite 116

50% 228 MB/s

4K Read 12.2

4K Write 20.1

4K Mixed 15.1

48% 15.8 MB/s

DQ Read 192

DQ Write 99.7

DQ Mixed 118

95% 137 MB/s

550 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,817,262 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU

GPU

SSD

HDD

RAM

MBD

Typical X400 2.5 7MM 512GB Builds (Compare 304 builds) See popular component choices, score breakdowns and rankings

Gaming 7%

Tree trunk

Desktop 51%

Yacht

Workstation 6%

Tree trunk

System: Dell Inspiron 17-7779

CPU
Core i7-7500UIntelBench 48%, 139,101 samples	246x
Core i5-7200UIntelBench 45%, 205,332 samples	32x
Core i7-7500U VHIntelBench 52%, 2,074 samples	26x

GPU
HD 620 (Mobile Kaby Lake)IntelBench 5%, 387,149 samples	213x
940MXNvidiaBench 9%, 36,213 samples	91x

SSD
X400 2.5 7MM 512GBSandiskBench 75%, 550 samples	10x

RAM
HMA82GS6AFR8N-UH 1x16GBUnknownBench 40%, 10,726 samples	160x
16ATF2G64HZ-2G3B1 1x16GBUnknownBench 39%, 621 samples	32x
16ATF2G64HZ-2G3H1 1x16GBUnknownBench 40%, 2,713 samples	14x

EDIT WITH CUSTOM PC BUILDER

Popular X400 2.5 7MM 512GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

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Solid State Drive Rankings (Price vs Performance) May 2024 SSD Rankings

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. ^[SSDrivePro]

Group Test Results

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1072 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

Frequently Asked Questions

Storage Devices FAQ

What is sustained sequential write speed?

What’s the difference between SLC, MLC and TLC?

What is 3D XPoint and how fast is it?

What’s the difference between SATA, PCIe and NVMe?

What’s the difference between NAND and V-NAND?

What is sequential write speed?

What is sequential read speed?

What is incompressible data?

What is queue depth?

Solid State Drives

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What is 4K 64 thread write speed?

Can CPU power saving states (C1,C2,C3) impact SSD speed?

What is the effective SSD speed index?

How is the AS SSD write score calculated?

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How is the AS SSD total score calculated?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $254	Nvidia RTX 4060 $290	Crucial MX500 250GB $39
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163	Nvidia RTX 4070 $539	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Sandisk

X400 2.5 7MM 512GB

Average Bench: 74.9% (576^th of 1072)

Popular builds with this SSD

Good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Inspiron 17-7779

Popular X400 2.5 7MM 512GB systems:

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Sandisk

X400 2.5 7MM 512GB

Average Bench: 74.9% (576th of 1072)

Popular builds with this SSD

Good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Inspiron 17-7779

Popular X400 2.5 7MM 512GB systems:

UserBenchmark of the month

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Group Test Results

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Speed Comparisons

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Average Bench: 74.9% (576^th of 1072)